1 files changed, 3 insertions, 0 deletions
diff --git a/Misc/NEWS b/Misc/NEWS
index 769b80e730..ff6fe06db7 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -12,6 +12,9 @@ What's New in Python 3.3.3 release candidate 1?
 Core and Builtins
 -----------------
 
+- Issue #18552: Check return value of PyArena_AddPyObject() in
+  obj2ast_object().
+
 - Issue #18560: Fix potential NULL pointer dereference in sum().
 
 - Issue #15905: Fix theoretical buffer overflow in handling of sys.argv[0],